Preparing for the Class 9 Science Olympiad can feel challenging, but using previous year question papers makes a big difference. These papers give students a solid understanding of how questions are framed and what topics to focus on, making revision more targeted.
Download the Science Olympiad Previous Year Paper for Class 9 (PDF) to support focused revision and help your child step into the exam feeling well-prepared and motivated.
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Section 1: Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound, Matter in Our Surroundings, Is Matter Around Us Pure, Atoms and Molecules, Structure of Atom, Cell - The Fundamental Unit of Life, Tissues, Diversity in Living Organisms, Why Do We Fall Ill, Natural Resources, Improvement in Food Resources.
Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1
| Q.1 | Q.2 | Q.3 | Q.4 | Q.5 | Q.6 | Q.7 | Q.8 | Q.9 | Q.10 |
Q.1 |
Fill in the blank: The change in density/pressure of a medium from a maximum value to a minimum value and again to the maximum value, due to the propagation of a longitudinal wave is called a complete __________________. |
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Q.2 |
Which of the following is the main difference between onion peel cells and human cheek cells? |
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Q.3 |
What is the function of chloroplast in plants? |
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Q.4 |
Consider the following statements and choose the correct option: Statement 1: The number of molecules present in 2.8 g of nitrogen is 6.023 x 1022. Statement 2: Both 44 g CO2 and 16 g CH4 have the same number of carbon atoms. |
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Q.5 |
Which one of the following graphs represents uniform motion? |
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Q.6 |
Choose the wrong statement: |
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Q.7 |
Read the following statements and choose the correct option: Statement 1: The presence of circulatory system is not the characteristic feature of protochordata. Statement 2: Rhizopus is the common 'black bread mould' fungus. |
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Q.8 |
Consider the following statements and choose the correct option:
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Q.9 |
In the following question, an assertion and a reason is given. Choose the correct option: Assertion: AIDS is not syndrome which results from infection through bacteria. |
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Q.10 |
The distance between 2nd crest and 6th trough of a wave shown below is 24 cm. If the wave velocity of the moving crests is 20 m s-1, then the frequency of rocking of the boat is: ![]() |
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Your Score: 0/10
Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 9 -
Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 9.
Answers to Previous Year Questions from CREST Olympiads:
Q.1 : a | Q.2 : b | Q.3 : c | Q.4 : c | Q.5 : d | Q.6 : d | Q.7 : b | Q.8 : c | Q.9 : d | Q.10 : c